CN113968018B - Stretching forming device for lithium battery diaphragm production - Google Patents
Stretching forming device for lithium battery diaphragm production Download PDFInfo
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- CN113968018B CN113968018B CN202111087086.2A CN202111087086A CN113968018B CN 113968018 B CN113968018 B CN 113968018B CN 202111087086 A CN202111087086 A CN 202111087086A CN 113968018 B CN113968018 B CN 113968018B
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- forming machine
- diaphragm
- diaphragm forming
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- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
- B26D1/065—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates for thin material, e.g. for sheets, strips or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/10—Mechanisms in which power is applied to web-roll spindle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/30—Lifting, transporting, or removing the web roll; Inserting core
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Primary Cells (AREA)
Abstract
The invention discloses a stretch forming device for producing a lithium battery diaphragm, and relates to the field of lithium battery production. This tensile forming device is used in lithium cell diaphragm production, the tip activity joint of diaphragm forming machine has the ejection of compact roller, the side of diaphragm forming machine is equipped with driving belt, the diaphragm forming machine passes through driving belt and ejection of compact roller transmission to be connected, the surface sliding connection of diaphragm forming machine has movable support strip, the tip rotation of ejection of compact roller is connected in the inside of movable support strip, the surface activity of ejection of compact roller has cup jointed the paper reel, the inside sliding connection of diaphragm forming machine has the cutting blade. The stretching and forming device for producing the lithium battery diaphragm is convenient to take up the diaphragm which is wound on the diaphragm forming machine.
Description
Technical Field
The invention relates to the technical field of lithium battery production, in particular to a stretch forming device for lithium battery diaphragm production.
Background
The lithium battery diaphragm has one of important components of the lithium battery, the performance of the diaphragm determines the interface structure, internal resistance and the like of the battery, the characteristics of capacity, circulation, safety performance and the like of the battery are directly influenced, the diaphragm with excellent performance has an important effect on improving the comprehensive performance of the battery, the diaphragm has the main effects of separating the positive electrode from the negative electrode of the battery and preventing the contact of the two electrodes from being short-circuited, in addition, the diaphragm has the function of enabling electrolyte ions to pass through, the diaphragm material is non-conductive, and the physical and chemical properties of the diaphragm have great influence on the performance of the battery.
The existing lithium battery diaphragm is generally divided into a dry drawing method and a wet drawing method during the stretch forming production, during the actual production, a winding roller is arranged at the tail end of a diaphragm forming machine for winding the diaphragm after the stretch forming, so that the diaphragm is convenient to transport and sell later, but the existing lithium battery diaphragm is basically wound by the winding roller which is fixedly arranged, the end part of the diaphragm is cut off manually by using a cutter, then the winding roller is detached for reverse molding, the wound diaphragm is taken off to a paper cylinder, then the winding roller is arranged on the diaphragm forming machine for next winding, in the process, the secondary reverse molding is carried out after the diaphragm is wound, the diaphragm is troublesome to produce, meanwhile, the diaphragm end part can fall into the forming machine after the diaphragm is cut off, the diaphragm is easy to be stuck together with the stretching roller in the forming machine, and the end part of the diaphragm is easy to be cut unevenly by manpower, so that the stretch forming device for the lithium battery diaphragm production needs to be provided for solving the problems.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention discloses a stretch forming device for producing a lithium battery diaphragm, which aims to solve the problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: a stretch forming device for producing a lithium battery diaphragm, comprising;
the diaphragm forming machine is in transmission connection with the discharge roller through the transmission belt, the outer surface of the diaphragm forming machine is in sliding connection with a movable supporting bar, the end part of the discharge roller is in rotary connection with the inside of the movable supporting bar, a paper winding drum is movably sleeved on the outer surface of the discharge roller, and a cutting blade is in sliding connection with the inside of the diaphragm forming machine;
the movable pressing plate is fixedly connected with an N-shaped sliding frame on the upper surface of the movable pressing plate, sliding sleeves are fixedly connected to the side surfaces of two ends of the N-shaped sliding frame, a first spring is arranged on the upper surface of each sliding sleeve, and a clamping assembly is movably clamped on the side surface of the N-shaped sliding frame.
Preferably, the clamping assembly comprises a handle, a sliding rod, a baffle ring and a second spring, wherein the sliding rod is fixedly connected to the side face of the handle, the baffle ring is fixedly sleeved on the outer surface of the sliding rod, and the second spring is movably sleeved on the outer surface of the sliding rod and is positioned between the handle and the baffle ring.
Preferably, the sliding rod is movably inserted into the side wall of the diaphragm forming machine, the side face of the N-shaped sliding frame is provided with a clamping hole, the end part of the sliding rod is movably inserted into the clamping hole, the baffle ring and the second spring are movably clamped into the side wall of the diaphragm forming machine, and the handle is positioned on the outer surface of the diaphragm forming machine.
Preferably, the end part of the diaphragm forming machine is fixedly connected with a fixed supporting bar, one end of the discharging roller, which is far away from the movable supporting bar, is rotationally connected with the inside of the fixed supporting bar, and the side surface of the diaphragm forming machine is rotationally connected with a crank, and the crank is in transmission connection with the movable supporting bar.
Preferably, the outer surface of the diaphragm forming machine is provided with a sliding groove, the end part of the movable supporting bar is fixedly connected with a sliding block, the sliding block is in sliding connection with the inside of the sliding groove, the lower surface of the sliding block is fixedly connected with a rack, the end part of the crank is fixedly provided with a gear, the gear is meshed with the rack, the outer surface of the diaphragm forming machine is in threaded connection with a locking bolt, and the locking bolt is movably inserted into the outer surface of the sliding block.
Preferably, the one end that the slider was kept away from to the movable support strip has been seted up and has been rotated the groove, the upper surface of rotating the groove rotates and is connected with limit stop, limit stop's tip lower surface fixedly connected with cardboard, the draw-in groove has been seted up to the upper surface of movable support strip, the cardboard activity is pegged graft in the inside of draw-in groove, the tip rotation of movable support strip is connected with adjusting screw, adjusting screw's surface threaded connection has the bolt, the both ends activity of bolt are pegged graft at the surface of cardboard.
Preferably, the movable groove has been seted up to the inside of diaphragm make-up machine, the inside top fixed mounting in movable groove has the slide rail, the top fixedly connected with connecting block of tailorring the blade, the connecting block activity cup joints the surface at the slide rail, the bottom fixedly connected with stopper of tailorring the blade, stopper sliding connection is at the interior bottom in movable groove.
Preferably, the limiting grooves are formed in two sides of the inner wall of the diaphragm forming machine, the upright posts are fixedly connected to the inside of the limiting grooves, the sliding sleeves and the first springs are movably sleeved on the outer surfaces of the upright posts, and the fixed pressing plates are fixedly connected to the inside of the diaphragm forming machine and located below the movable pressing plates.
Preferably, the surface activity of ejection of compact roller has cup jointed the installation sleeve, the both ends surface threaded connection of installation sleeve has spacing separation blade, the paper reel activity cup joints at the surface of installation sleeve and the both ends of paper reel offset with the side of two sets of spacing separation blades respectively.
Preferably, the surface fixedly connected with connecting strip of ejection of compact roller, the spread groove has been seted up to the inside of installation sleeve, connecting strip activity joint is in the inside of spread groove.
The invention discloses a stretch forming device for producing a lithium battery diaphragm, which has the following beneficial effects:
1. this stretch forming device is used in lithium cell diaphragm production is through rotating adjusting screw for the bolt removes to keeping away from cardboard one side, then upwards rotates limit stop, and limit stop removes from the upper surface of ejection of compact roller this moment, then outwards twists out through the locking bolt for the tip of locking bolt shifts out from the side of slider, then through anticlockwise rotation crank, makes movable support strip slide to the bottom downwards along the spout, takes off the installation sleeve this moment, then unscrews the limit stop screw thread of installation sleeve one side, then takes off the paper reel from the surface of installation sleeve, conveniently takes off the diaphragm after the stretch forming from the diaphragm make-up machine.
2. This stretch forming device is used in lithium cell diaphragm production is outwards stimulate through the handle for the handle drives the slide bar and shifts out from the side of N shape carriage, makes the second spring compressed, and first spring is stretched and is extruded movable clamp plate downwardly at this moment, makes movable clamp plate extrude the diaphragm at the upper surface of fixed clamp plate, fixes the tip of diaphragm this moment, avoids when cutting the diaphragm, and the tip of diaphragm falls into the make-up machine inside.
3. This stretch forming device is used in lithium cell diaphragm production is through promoting the blade that will cut out along the slide rail for cut out the blade and enter into the opposite side of movable groove, cut out the blade and slide from the diaphragm this moment, cut the diaphragm, cut out the orbit limit through the slide rail, avoid cutting position unevenness.
Drawings
FIG. 1 is a schematic diagram of the front structure of a main body of the present invention;
FIG. 2 is a schematic side view of the main body of the present invention;
FIG. 3 is an exploded view of the outer surface structure of the take-up roll of the present invention;
FIG. 4 is a schematic diagram of the transmission structure of the crank and the movable support bar of the present invention;
FIG. 5 is an enlarged view of the portion A of FIG. 4 in accordance with the present invention;
FIG. 6 is an exploded view of the end portion of the separator forming machine of the present invention;
fig. 7 is an enlarged view of the part B structure of fig. 6 according to the present invention.
In the figure: 1. a diaphragm forming machine; 2. a discharging roller; 3. a drive belt; 4. a crank; 5. a movable support bar; 6. a locking bolt; 7. a connecting strip; 8. a mounting sleeve; 9. a limiting baffle; 10. a paper roll; 11. fixing the support bar; 12. a gear; 13. a slide block; 14. a rack; 15. a rotating groove; 16. a limit stop; 17. a clamping plate; 18. a clamping groove; 19. adjusting a screw; 20. a plug pin; 21. a movable groove; 22. a slide rail; 23. a connecting block; 24. cutting blades; 25. a limiting block; 26. a chute; 27. a fixed pressing plate; 28. a movable pressing plate; 29. an N-shaped sliding frame; 30. a limit groove; 31. a sliding sleeve; 32. a column; 33. a first spring; 34. a handle; 35. a slide bar; 36. a baffle ring; 37. and a second spring.
Detailed Description
The embodiment of the invention discloses a stretch forming device for producing a lithium battery diaphragm, which is shown in fig. 1-7, and the technical scheme in the embodiment of the invention is clearly and completely described by way of example in combination with the drawings in the invention.
A stretch forming apparatus for producing a lithium battery separator as shown in fig. 1 to 7, comprising; the diaphragm forming machine 1, the end part of the diaphragm forming machine 1 is movably clamped with a discharge roller 2, the side surface of the diaphragm forming machine 1 is provided with a driving belt 3, the diaphragm forming machine 1 is in driving connection with the discharge roller 2 through the driving belt 3, the outer surface of the diaphragm forming machine 1 is slidably connected with a movable supporting bar 5, the end part of the discharge roller 2 is rotatably connected inside the movable supporting bar 5, the outer surface of the discharge roller 2 is movably sleeved with a paper winding drum 10, and the inner part of the diaphragm forming machine 1 is slidably connected with a cutting blade 24;
the movable pressing plate 28, the upper surface of the movable pressing plate 28 is fixedly connected with an N-shaped sliding frame 29, the side surfaces of two ends of the N-shaped sliding frame 29 are fixedly connected with sliding sleeves 31, the upper surface of the sliding sleeve 31 is provided with a first spring 33, the side surface of the N-shaped sliding frame 29 is movably clamped with a clamping assembly,
the end part of the diaphragm forming machine 1 is fixedly connected with a fixed supporting bar 11, one end of a discharging roller 2 far away from a movable supporting bar 5 is rotationally connected in the fixed supporting bar 11, the side surface of the diaphragm forming machine 1 is rotationally connected with a crank 4, the crank 4 is in transmission connection with the movable supporting bar 5, a chute 26 is formed in the outer surface of the diaphragm forming machine 1, the end part of the movable supporting bar 5 is fixedly connected with a sliding block 13, the sliding block 13 is slidingly connected in the chute 26, a rack 14 is fixedly connected to the lower surface of the sliding block 13, a gear 12 is fixedly arranged at the end part of the crank 4, the gear 12 is meshed with the rack 14, a locking bolt 6 is in threaded connection with the outer surface of the diaphragm forming machine 1, the locking bolt 6 is movably inserted in the outer surface of the sliding block 13, and a mounting hole with the diameter slightly larger than the locking bolt 6 is formed in the side surface of the sliding block 13;
the movable supporting bar 5 is provided with a rotating groove 15 at one end far away from the sliding block 13, the upper surface of the rotating groove 15 is rotationally connected with a limit stop 16, the lower surface of the end part of the limit stop 16 is fixedly connected with a clamping plate 17, the upper surface of the movable supporting bar 5 is provided with a clamping groove 18, the clamping plate 17 is movably inserted into the clamping groove 18, the end part of the movable supporting bar 5 is rotationally connected with an adjusting screw 19, the outer surface of the adjusting screw 19 is in threaded connection with a bolt 20, clamping rods are fixed at two ends of the bolt 20 and extend into the clamping groove 18, and the clamping rods are movably inserted into the outer surface of the clamping plate 17;
the outer surface of the discharging roller 2 is movably sleeved with a mounting sleeve 8, the outer surfaces of the two ends of the mounting sleeve 8 are in threaded connection with limit baffle plates 9, a paper roller 10 is movably sleeved on the outer surface of the mounting sleeve 8, the two ends of the paper roller 10 are respectively abutted against the side surfaces of the two groups of limit baffle plates 9, the outer surface of the discharging roller 2 is fixedly connected with a connecting strip 7, a connecting groove is formed in the mounting sleeve 8, the connecting strip 7 is movably clamped in the connecting groove, and when the discharging roller 2 is in use, the mounting sleeve 8 is driven to rotate by the connecting strip 7, and the mounting sleeve 8 drives the paper roller 10 to rotate;
in the initial state of the device, the installation sleeve 8 is movably sleeved on the outer surface of the discharging roller 2, when the device is used, firstly, the paper winding drum 10 is required to be installed, the bolt 20 moves towards the side far away from the clamping plate 17 on the outer surface of the adjustment screw 19 through rotating the adjustment screw 19, the limit stop 16 is rotated upwards at the moment, the clamping plate 17 moves out of the clamping groove 18, the limit stop 16 moves away from the upper surface of the discharging roller 2 at the moment, then the locking bolt 6 is screwed out outwards, the end part of the locking bolt 6 moves out of the side surface of the sliding block 13, then the crank 4 is rotated anticlockwise, the crank 4 drives the rack 14 to move downwards through the gear 12, the movable supporting bar 5 slides downwards to the bottom along the sliding groove 26, at the moment, the installation sleeve 8 is taken down, then the limit stop 9 on one side of the installation sleeve 8 is screwed down, then the paper winding drum 10 is movably sleeved on the outer surface of the installation sleeve 8, then the limit stop 9 is screwed on the outer surface of the installation sleeve 8, the two groups of limit stop 9 are fixedly squeeze the paper winding drum 10, then the end part of the installation sleeve 8 is screwed outwards, the end part of the locking bolt 6 is screwed out, the end part of the locking bolt 6 is screwed into the inner surface of the sliding groove 6, the inner surface of the rolling groove 4 is screwed into the inner side of the sliding groove 6, the rolling groove is formed by rotating the end part of the locking bolt 4, and the end part is screwed into the end part of the fixed, and the end part of the locking bolt 4 is screwed into the inner side of the rolling groove, and the end part of the locking bolt 4 is screwed into the inner groove, and the end part of the end part is screwed tightly, and is screwed down.
Then, the end part of the diaphragm is wound on the outer surface of the paper winding drum 10, the diaphragm forming machine 1 is started, the diaphragm moves outwards at the moment, meanwhile, the diaphragm forming machine 1 drives the discharging winding drum 2 to rotate through the transmission belt 3, and the discharging winding drum 2 drives the paper winding drum 10 to rotate through the mounting sleeve 8 to wind up the diaphragm.
Embodiment II,
A stretch forming apparatus for producing a lithium battery separator as shown in fig. 1 to 7, comprising;
the diaphragm forming machine 1, the end part of the diaphragm forming machine 1 is movably clamped with a discharge roller 2, the side surface of the diaphragm forming machine 1 is provided with a driving belt 3, the diaphragm forming machine 1 is in driving connection with the discharge roller 2 through the driving belt 3, the outer surface of the diaphragm forming machine 1 is slidably connected with a movable supporting bar 5, the end part of the discharge roller 2 is rotatably connected inside the movable supporting bar 5, the outer surface of the discharge roller 2 is movably sleeved with a paper winding drum 10, and the inner part of the diaphragm forming machine 1 is slidably connected with a cutting blade 24;
the movable pressing plate 28, the upper surface of the movable pressing plate 28 is fixedly connected with an N-shaped sliding frame 29, both end side surfaces of the N-shaped sliding frame 29 are fixedly connected with sliding sleeves 31, the upper surface of each sliding sleeve 31 is provided with a first spring 33, and the side surfaces of the N-shaped sliding frame 29 are movably clamped with clamping components;
the clamping assembly comprises a handle 34, a sliding rod 35, a baffle ring 36 and a second spring 37, wherein the sliding rod 35 is fixedly connected to the side face of the handle 34, the baffle ring 36 is fixedly sleeved on the outer surface of the sliding rod 35, the second spring 37 is movably sleeved on the outer surface of the sliding rod 35 and is positioned between the handle 34 and the baffle ring 36, the sliding rod 35 is movably inserted into the side wall of the diaphragm forming machine 1, a clamping hole is formed in the side face of the N-shaped sliding frame 29, the end part of the sliding rod 35 is movably inserted into the clamping hole, the baffle ring 36 and the second spring 37 are movably clamped in the side wall of the diaphragm forming machine 1, the handle 34 is positioned on the outer surface of the diaphragm forming machine 1, the handle 34 is pulled outwards, the sliding rod 35 is driven by the handle 34 to move out of the side face of the N-shaped sliding frame 29, the second spring 37 is compressed, and at the moment, the first spring 33 stretches to downwards squeeze the movable pressing plate 28, and the movable pressing plate 28 downwards moves;
limiting grooves 30 are formed in two sides of the inner wall of the diaphragm forming machine 1, upright posts 32 are fixedly connected to the inside of the limiting grooves 30, sliding sleeves 31 and first springs 33 are movably sleeved on the outer surfaces of the upright posts 32, and a fixed pressing plate 27 is fixedly connected to the inside of the diaphragm forming machine 1 and located below the movable pressing plate 28;
in the process of producing and winding the diaphragm, the movable pressing plate 28 is fixed through the clamping assembly, the first spring 33 is in a compressed state at the moment, the diaphragm passes through between the movable pressing plate 28 and the fixed pressing plate 27, when the diaphragm on the outer surface of the discharging winding roller 2 is wound to a certain number, the handle 34 is pulled outwards at the moment, the handle 34 drives the sliding rod 35 to move out of the side face of the N-shaped sliding frame 29, the second spring 37 is compressed, the first spring 33 stretches to press the movable pressing plate 28 downwards, the movable pressing plate 28 presses the diaphragm on the upper surface of the fixed pressing plate 27, the end part of the diaphragm is fixed at the moment, the diaphragm forming machine 1 is temporarily closed at the moment, and the coiled diaphragm is ready to be separated.
Third embodiment,
A stretch forming apparatus for producing a lithium battery separator as shown in fig. 1 to 7, comprising;
the diaphragm forming machine 1, the end part of the diaphragm forming machine 1 is movably clamped with a discharge roller 2, the side surface of the diaphragm forming machine 1 is provided with a driving belt 3, the diaphragm forming machine 1 is in driving connection with the discharge roller 2 through the driving belt 3, the outer surface of the diaphragm forming machine 1 is slidably connected with a movable supporting bar 5, the end part of the discharge roller 2 is rotatably connected inside the movable supporting bar 5, the outer surface of the discharge roller 2 is movably sleeved with a paper winding drum 10, and the inner part of the diaphragm forming machine 1 is slidably connected with a cutting blade 24;
the movable pressing plate 28, the upper surface of the movable pressing plate 28 is fixedly connected with an N-shaped sliding frame 29, both end side surfaces of the N-shaped sliding frame 29 are fixedly connected with sliding sleeves 31, the upper surface of each sliding sleeve 31 is provided with a first spring 33, and the side surfaces of the N-shaped sliding frame 29 are movably clamped with clamping components;
the diaphragm forming machine 1 is internally provided with a movable groove 21, the top of the inside of the movable groove 21 is fixedly provided with a sliding rail 22, the top of a cutting blade 24 is fixedly connected with a connecting block 23, the connecting block 23 is movably sleeved on the outer surface of the sliding rail 22, the bottom of the cutting blade 24 is fixedly connected with a limiting block 25, and the limiting block 25 is slidably connected with the inner bottom of the movable groove 21;
in the process of rolling the diaphragm, the cutting blade 24 is always positioned on one side of the movable groove 21, after rolling is finished, the cutting blade 24 is pushed along the sliding rail 22, so that the cutting blade 24 enters the other side of the movable groove 21, at the moment, the cutting blade 24 cuts the diaphragm, then the limit stop 16 is opened by rotating the adjusting screw 19, then the locking bolt 6 is unscrewed, the end part of the locking bolt 6 is removed from the inside of the sliding block 13, then the crank 4 is rotated anticlockwise, the crank 4 drives the rack 14 to move downwards through the gear 12, the movable supporting bar 5 slides downwards to the bottom along the sliding groove 26, at the moment, the mounting sleeve 8 is removed, then the limit stop 9 on one side of the mounting sleeve 8 is screwed off, and then the paper winding drum 10 is removed from the outer surface of the mounting sleeve 8 and replaced with a new paper winding drum 10 for rolling the next group of diaphragms.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The stretching and forming device for producing the lithium battery diaphragm is characterized by comprising the following components;
the diaphragm forming machine (1), the tip activity joint of diaphragm forming machine (1) has ejection of compact roller (2), the side of diaphragm forming machine (1) is equipped with driving belt (3), diaphragm forming machine (1) is connected with ejection of compact roller (2) transmission through driving belt (3), the surface sliding connection of diaphragm forming machine (1) has movable support strip (5), the tip rotation of ejection of compact roller (2) is connected in the inside of movable support strip (5), the surface activity of ejection of compact roller (2) has cup jointed paper reel (10), the inside sliding connection of diaphragm forming machine (1) has cutting blade (24);
the movable pressing plate (28), the upper surface of the movable pressing plate (28) is fixedly connected with an N-shaped sliding frame (29), the side surfaces of two ends of the N-shaped sliding frame (29) are fixedly connected with sliding sleeves (31), the upper surface of each sliding sleeve (31) is provided with a first spring (33), and the side surfaces of the N-shaped sliding frame (29) are movably clamped with clamping components;
the clamping assembly comprises a handle (34), a sliding rod (35), a baffle ring (36) and a second spring (37), wherein the sliding rod (35) is fixedly connected to the side face of the handle (34), the baffle ring (36) is fixedly sleeved on the outer surface of the sliding rod (35), the second spring (37) is movably sleeved on the outer surface of the sliding rod (35), and the second spring (37) is positioned between the handle (34) and the baffle ring (36);
the sliding rod (35) is movably inserted into the side wall of the diaphragm forming machine (1), a clamping hole is formed in the side face of the N-shaped sliding frame (29), the end part of the sliding rod (35) is movably inserted into the clamping hole, the baffle ring (36) and the second spring (37) are movably clamped into the side wall of the diaphragm forming machine (1), and the handle (34) is positioned on the outer surface of the diaphragm forming machine (1);
the diaphragm forming machine is characterized in that a movable groove (21) is formed in the diaphragm forming machine (1), a sliding rail (22) is fixedly arranged at the top of the inside of the movable groove (21), a connecting block (23) is fixedly connected to the top of a cutting blade (24), the connecting block (23) is movably sleeved on the outer surface of the sliding rail (22), a limiting block (25) is fixedly connected to the bottom of the cutting blade (24), and the limiting block (25) is slidably connected to the inner bottom of the movable groove (21);
limiting grooves (30) are formed in two sides of the inner wall of the diaphragm forming machine (1), stand columns (32) are fixedly connected to the inside of the limiting grooves (30), sliding sleeves (31) and first springs (33) are movably sleeved on the outer surfaces of the stand columns (32), and fixed pressing plates (27) are fixedly connected to the inside of the diaphragm forming machine (1) and located below the movable pressing plates (28).
2. The stretch-forming apparatus for producing a lithium battery separator according to claim 1, wherein: the end part of the diaphragm forming machine (1) is fixedly connected with a fixed supporting bar (11), one end of the discharging roller (2) far away from the movable supporting bar (5) is rotationally connected inside the fixed supporting bar (11), the side surface of the diaphragm forming machine (1) is rotationally connected with a crank (4), and the crank (4) is in transmission connection with the movable supporting bar (5).
3. The stretch-forming apparatus for producing a lithium battery separator according to claim 2, wherein: the utility model discloses a diaphragm forming machine, including diaphragm forming machine (1), including diaphragm forming machine, movable support strip (1), sliding groove (26) have been seted up to the surface of diaphragm forming machine (1), the tip fixedly connected with slider (13) of movable support strip (5), slider (13) sliding connection is in the inside of sliding groove (26), the lower fixed surface of slider (13) is connected with rack (14), the tip fixed mounting of crank (4) has gear (12), gear (12) meshes with rack (14), the surface threaded connection of diaphragm forming machine (1) has locking bolt (6), locking bolt (6) activity grafting is at the surface of slider (13).
4. The stretch-forming apparatus for producing a lithium battery separator according to claim 3, wherein: the movable support bar (5) is kept away from one end of slider (13) and has been seted up rotary groove (15), the upper surface of rotary groove (15) rotates and is connected with limit stop (16), the tip lower surface fixedly connected with cardboard (17) of limit stop (16), draw-in groove (18) have been seted up to the upper surface of movable support bar (5), cardboard (17) activity grafting is in the inside of draw-in groove (18), the tip rotation of movable support bar (5) is connected with adjusting screw (19), the surface threaded connection of adjusting screw (19) has bolt (20), the both ends activity grafting of bolt (20) is at the surface of cardboard (17).
5. The stretch-forming apparatus for producing a lithium battery separator according to claim 4, wherein: the outer surface activity of ejection of compact roller (2) has cup jointed installation sleeve (8), the both ends surface threaded connection of installation sleeve (8) has spacing separation blade (9), paper reel (10) activity cup joints the surface at installation sleeve (8) and the both ends of paper reel (10) offset with the side of two sets of spacing separation blade (9) respectively.
6. The stretch-forming apparatus for producing a lithium battery separator according to claim 5, wherein: the outer surface fixedly connected with connecting strip (7) of ejection of compact roller (2), the spread groove has been seted up to the inside of installation sleeve (8), connecting strip (7) activity joint is in the inside of spread groove.
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| CN109849311A (en) * | 2018-10-21 | 2019-06-07 | 河南惠强新能源材料科技股份有限公司 | The double drawing devices of lithium battery diaphragm |
| JP2021034368A (en) * | 2019-08-16 | 2021-03-01 | 楽 康Le, Kang | Lithium battery isolation membrane drying system |
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| JP6185016B2 (en) * | 2014-09-11 | 2017-08-23 | 富士フイルム株式会社 | Film manufacturing method and film stretching apparatus |
| DE102014113588A1 (en) * | 2014-09-19 | 2016-03-24 | Manz Ag | Method for producing a battery cell |
| CN206536574U (en) * | 2016-12-29 | 2017-10-03 | 河北泰达包装材料有限公司 | A kind of film cutting on line device cutter mechanism |
| CN208101035U (en) * | 2018-02-01 | 2018-11-16 | 安徽铭海通科技有限公司 | A kind of longitudinal tensile fixture for lithium battery diaphragm |
| CN210390174U (en) * | 2019-07-18 | 2020-04-24 | 河南曼博睿新材料科技有限公司 | Device for preparing battery diaphragm with quick charging function |
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| CN212859603U (en) * | 2020-07-02 | 2021-04-02 | 合肥星途反光材料有限公司 | Reflective membrane processing side cut device |
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| CN109849311A (en) * | 2018-10-21 | 2019-06-07 | 河南惠强新能源材料科技股份有限公司 | The double drawing devices of lithium battery diaphragm |
| JP2021034368A (en) * | 2019-08-16 | 2021-03-01 | 楽 康Le, Kang | Lithium battery isolation membrane drying system |
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